Nokia Bluetooth headsets BH 111 and BH 121

Specifications of BH-111.

Dimensions: 48 mm mm.

Weight: grams (main components).

Gram (headphone) jack: mm Nokia jack.

Nokia 2mm charger jack.

Working range (maximum): 10 meters (using Bluetooth).

Power supply: 20 mAh Li-polymer rechargeable battery.

Working hours (maximum).

Talk time (Bluetooth): 7 hours.

** (Bluetooth): 6 hours.

Standby time (maximum): 120 hours.

Charging time (maximum): 2 hours.

Frequency response: 20 20,000Hz

Bluetooth version: with enhanced data rate (EDR) support

Bluetooth Mode: Version Hands-Free Mode (HFP).

Edition Headset Mode (HSP).

Edition Advanced Audio Transmission Mode (A2DP).

Charging port: 2mm charging port.

Button button: Dedicated power on/off key multi-function key.

Bluetooth mode: the first version of the Bluetooth specification and EDR technology.

Version Hands-Free Mode (HFP).

Edition Headset Mode (HSP).

Advanced multi-point connectivity.

Because you are a student, I recommend 111, because compared to 121, 111 is more fashionable, trendy, and not as business-oriented as 121, because students are mainly used to listen to songs and listen to English, and 120 hours of standby is completely enough.

Satisfied, don't understand, please ask.

1. Under normal circumstances, when the Bluetooth headset enters the pairing state, you only need to keep holding the power button for about 10 seconds and don't let go, and the headset will change from off to on and then to pairing, which is manifested as the headset indicator (always on). Then use your phone to search for Bluetooth settings, and you can find your headphones"bh-105"。

2. The factory settings of some earphones are more complicated, such as Sony Aison's HBH-602 HBH608 HBH610A and Nokia's HS-36W. 602 when the code, you should first turn on the earphone, and then press and hold at the same time, the number for about 10 seconds, then the indicator light will flash red and green alternately, so that you can use your mobile phone to search for Bluetooth devices. 36W is after the earphones are turned on, press and hold the power button and the number at the same time for about 10 seconds, and the other steps are the same as ordinary earphones.

3. After the earphones enter the pairing, the mobile phone should search for Bluetooth devices, and the general mobile phone can search for the earphones in about 5 seconds, and then select the Bluetooth headset device you found on the mobile phone, and the mobile phone will prompt you to enter the password. Most of the mobile phone passwords are 0000 or 1234, but there are some that are specially set by the manufacturer, and there will be a detailed record in your earphone manual.

4. When the mobile phone searches for the headset and you enter the password correctly, it does not mean that your mobile phone can use the Bluetooth headset to answer**. Nowadays, many mobile phones still need to connect with the headphones after finding the Bluetooth device, if your phone is not connected to the headphones in the settings, it still can't be answered**. Of course, there are also mobile phones such as Motorola's V3, you don't need to connect the headphones separately, as long as the pairing is successful, the phone will connect the headphones very intelligently.

, and it's not expensive, just forty or fifty dollars.

How much did the landlord buy for me for more than a hundred clicks?